Digital Temperature Controller BTC-4050 pages
1/4 DIN Digital Setting Temperature Controller BTC-405
OUTPUT
Control :
Relay : 5A / 240V max. resistive load
Pulsed voltage : 20rnA / 32VDC max.
Current : 4-20mA, 0-20mA, max. load 500 ohms
Voltage: 0-10V, min. load 500k ohms
Alarm: Relay output, 2A / 240VAC max. resistive load
ADJUSTMENT
Set point : 3-digit or 4-digit switch
Alarm : Deviation alarm, adjustable 1 10% of span
Manual Reset : Adjustable 2.6% of span
Resolution of set point : 1 LSD (Least Significant Digit)
Accuracy of set point : ±1% of span
Repeatability of set point: ±1 LSD
INDICATION
Process Indicator : 05” red 3-1 / 2 digit LED display
Status Indicator : ON red LED Lamp
FEATURES
• Build-in Laser Trim ASIC
• Easy to change range
• ON-OFF or time proportional selectable
• Compact, only 53mm in depth
• Wide selection of control output option
• Wide selection of ranges
• Sensor break protection
• Alarm option
• Low Cost
• Safety : UL, CSA
• EMC, LVD: CE
Alarm Indicator : ON red LED Lamp
POWER
Rating : 90-240VAC, 50Hz / 60Hz
Consumption : Less than 5VA
ENVIRONMENTAL & PHYSICAL
Operating Temperature : 0-50°C
Humidity : 0-90% RH (non-condensing)
Insulation : 20M ohms min. 500VDC
Breakdown : AC 2000V, 50 / 60Hz, 1 minute
Vibration : 10-55Hz. amplitude lmm
Shock : 200M/S2 (20g)
Weight : 250grams
Dimension : 96(W) x 96(H) X 53mm (depth behind panel)
Panel cutout : 92 x 92mm
SPECIFICATIONS
INPUT
Thermocouple (TIC) : Type J, K
RTD : 3-wires PT 100 ohms, DIN or JIS
Range : See ordering information
CONNECTION DIAGRAM
Accuracy : ± 1%of span
Cold Junction Compensation : ±0.1°C / 1°C
Rejection of RTD Lead Resistance =
(0.1°C -0.025% of PV reading) ohm
Sensor Break Protection : Upscale
External Resistance : 100 ohms max.
Normal Mode Rejection : 60 dB
Common Mode Rejection : 120 dB
Sample Rate : 3 times / second
CONTROL
Proportional Band : 2.2% of Span
On-off Hysteresis : 1% of Span
Cycle Time : 20 seconds for relay output, 1 second for pulsed
voltage output, 0.02 second for linear current or
voltage output.
Control Action : Reverse action
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